Home / 19,429.02-26,807.94-12,352.86

Finding the Fourth Proportional to 19,429.02, 26,807.94 and 12,352.86

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Solution

The fourth proportional to 19,429.02, 26,807.94 and 12,352.86 is: 17,044.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,429.02 : 26,807.94 = 12,352.86 : x
  2. Step 2: Convert to fraction form
    19,429.02/26,807.94 = 12,352.86/x
  3. Step 3: Cross multiply
    19,429.02x = 26,807.94 × 12,352.86
  4. Step 4: Simplify right side
    19,429.02x = 331,154,729.71
  5. Step 5: Solve for x
    x = 331,154,729.71/19,429.02
  6. Step 6: Final answer
    x = 17,044.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.